spaceexp: A Visualization of the Closest Star Systems that Contain Planets in the Habitable Zone, and Their Distances from Earth by SCtester

spaceexp: A Visualization of the Closest Star Systems that Contain Planets in the Habitable Zone, and Their Distances from Earth by SCtester

tags: Pretty Psycho Pesky Pepper,

from: https://o0pepper0o.tumblr.com/post/158749423946